2001
Mathematics
JAMB
a sector of a circle of radius 7.2cm which subtends an angle of 300° at the centre is used to form a cone. What is the radius of the base of the cone?
A.
8cm
B.
6cm
C.
9cm
D.
7cm
Correct Answer: 6cm
Explanation
(r/L) = (θ/360°) Given θ = 300, and L = 7.2cm, => r = (300 x 7.2)/360 r = 6cm
(r/L) = (θ/360°) Given θ = 300, and L = 7.2cm, => r = (300 x 7.2)/360 r = 6cmTHIS WEEK's
Latest Articles
Top-Scorer Okoro Uchechukwu Solomon Reveals How He Scored 337 in JAMB
by samuel olalekan adeyemi
Bouncing Back: How Samuel Isaac Overcame Setbacks to Score 265 in JAMB and What He Learned
by samuel olalekan adeyemi
Managing Stress During Exams: Practical Tips for Students
by samuel olalekan adeyemi
